http://uule.iteye.com/blog/2183622
表单验证类
<form class="form" method="post" id="form" onsubmit="return checkForm(this)" action=""> ?电话号码:<input id="tel" type="text" maxlength="11" name="tel"/> ?<button type="submit" name="submit" value="提交"/> ?</form> ?
function checkForm(o){ ?????var re=/^(13[0-9]{9})|(15[89][0-9]{8})$/; ????if(!re.test(o.tel.value)){ ?????????alert('请输入正确的手机号码。'); ??????????return false; ??????} ?} ?
知识点
function submitFun(){ ?????//逻辑判断 ?????return true; //允许表单提交 ?????//逻辑判断 ?????return false;//不允许表单提交 ?} ???<form onsubmit="reture submitFun();"></form> ??//注意此处不能写成 onsubmit="submitFun();"否则将表单总是提交 ?
[js]js的表单验证onsubmit方法
原文地址:https://www.cnblogs.com/iiiiiher/p/9790191.html